/*
 * Copyright 2013-2018 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.autofunction.demos.web;

import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;

import java.util.Map;

/**
 * @author <a href="mailto:chenxilzx1@gmail.com">theonefx</a>
 */
@Controller
@Slf4j
public class BasicController {

    // http://127.0.0.1:8080/hello?name=lisi
    @RequestMapping("/hello")
    @ResponseBody
    public String hello(@RequestParam(name = "name", defaultValue = "unknown user") String name) {
        return "Hello " + name;
    }

    @GetMapping("/json")
    @ResponseBody
    public String json(@RequestParam(name = "start", defaultValue = "empty") String start,@RequestParam(name = "end", defaultValue = "empty") String end) {
        if("empty".equals(start)){
            return "{\"total_pages\":10}";
        }
        System.out.println(start+":"+end);
        return "{\"total_pages\":10,\"datas\":\"[\n" +
                "    {\"id\": "+start+"1, \"name\": \"Alice\", \"email\": \"alice@example.com\"},\n" +
                "    {\"id\": "+start+"2, \"name\": \"Bob\", \"email\": \"bob@example.com\"},\n" +
                "    {\"id\": "+start+"3, \"name\": \"Charlie\", \"email\": \"charlie@example.com\"},\n" +
                "]\"}\n";
    }


    @PostMapping("/query")
    @ResponseBody
    public String query(@RequestBody Map map) {
        log.info("query map:{}",map);
        if(map.get("start")==null){
            return "{\"total_pages\":10}";
        }
        String start = map.get("start")+"";
        String end = map.get("end")+"";
        String result = "{\n" +
                "  \"total_pages\": 10,\n" +
                "  \"datas\": [\n" +
                "    {\n" +
                "      \"\":false,\n" +
                "      \"id\": 1"+start+",\n" +
                "      \"name\": \"Alice\",\n" +
                "      \"email\": \"alice@example.com\"\n" +
                "    },\n" +
                "    {\n" +
                "      \"\":false,\n" +
                "      \"id\": 2,\n" +
                "      \"name\": \"Bob\",\n" +
                "      \"email\": \"bob@example.com\"\n" +
                "    },\n" +
                "    {\n" +
                "      \"\":false,\n" +
                "      \"id\": 3,\n" +
                "      \"name\": \"Charlie\",\n" +
                "      \"email\": \"charlie@example.com\"\n" +
                "    }\n" +
                "  ]\n" +
                "}";
        return result ;
    }



    @PostMapping("/log")
    @ResponseBody
    public String log(@RequestBody Map map) {
        log.info("query map:{}",map);
        if(map.get("start")==null){
            return "{\"total_pages\":10}";
        }
        String start = map.get("start")+"";
        String end = map.get("end")+"";
        String result = "{\n" +
                "  \"total_pages\": 10,\n" +
                "  \"datas\": [\n" +
                "    {\n" +
                "      \"id\": 1"+start+",\n" +
                "      \"name\": \"Alice\",\n" +
                "      \"email\": \"alice@example.com\"\n" +
                "    },\n" +
                "    {\n" +
                "      \"id\": 2,\n" +
                "      \"name\": \"Bob\",\n" +
                "      \"email\": \"bob@example.com\"\n" +
                "    },\n" +
                "    {\n" +
                "      \"id\": 3,\n" +
                "      \"name\": \"Charlie\",\n" +
                "      \"email\": \"charlie@example.com\"\n" +
                "    }\n" +
                "  ]\n" +
                "}";
        return result ;
    }


    @PostMapping("/delete")
    @ResponseBody
    public String delete(@RequestBody Map map) {
        log.info("delete map:{}",map);
        if("empty".equals(map.get("start"))){
            return "{\"total_pages\":10}";
        }
        return "success";
    }


    // http://127.0.0.1:8080/user
    @RequestMapping("/user")
    @ResponseBody
    public User user() {
        User user = new User();
        user.setName("theonefx");
        user.setAge(666);
        return user;
    }

    // http://127.0.0.1:8080/save_user?name=newName&age=11
    @RequestMapping("/save_user")
    @ResponseBody
    public String saveUser(User u) {
        return "user will save: name=" + u.getName() + ", age=" + u.getAge();
    }

    // http://127.0.0.1:8080/html
    @RequestMapping("/html")
    public String html() {
        return "index.html";
    }

    @ModelAttribute
    public void parseUser(@RequestParam(name = "name", defaultValue = "unknown user") String name
            , @RequestParam(name = "age", defaultValue = "12") Integer age, User user) {
        user.setName("zhangsan");
        user.setAge(18);
    }
}
